From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael Chan" Subject: Re: PROBLEM: tg3 spitting out uninitialized memory Date: Thu, 12 Apr 2007 13:39:40 -0700 Message-ID: <1176410380.11425.5.camel@dell> References: <461D57E9.3000300@jwebb.sygneca.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: "Jamie webb" , netdev@vger.kernel.org To: "Andi Kleen" Return-path: Received: from mms2.broadcom.com ([216.31.210.18]:4336 "EHLO mms2.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965584AbXDLTzR (ORCPT ); Thu, 12 Apr 2007 15:55:17 -0400 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Thu, 2007-04-12 at 16:50 +0200, Andi Kleen wrote: > Jamie webb writes: > > > Hi there > > > > I have a Dell PE860 with built-in BCM5721, which is reported as > > working fine with the tg3 driver, however I have been getting sporadic > > data corruption, mostly evident as SSH MAC errors. > > FWIW i also saw this (data corruption with tg3) occasionally, > but never repeatable or with a packet dump. > My suggestion is to try turning tx checksum off (ethtool -K eth0 tx off) to see if it makes a difference. I'm not aware of checksum problem on 5721, but it is worth trying. See if the other end is reporting TCP checksum errors also.